defense facility outside of japan. the other thing is researchers spend a lot of time interacting with our colleagues across the world to improve construction. >> sean: can can you tell us what we are looking at -- at in these videos? i assume a mock-up of a quake and structural issues, correct? >> correct. a shaking table that simulates an earthquake load. that causes the columns to swayback and forth. in one case they are older buildings that are looked at. >> sean: okay. as far as it relates to when you have a full scale 8.9 in the case of yeah, i'll go to you on this, -- jay, i'll go to you on this. these facilities were prepared for an 8.2 quake. -- go ahead.